Title:
Sampler
United States Patent 2640358

Inventors:
Mcclure, William L.
Pim, Robert N.
Publication Date:
06/02/1953
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Assignee:
SUN OIL CO
Primary Class:
73/864.610
Other Classes:
137/152, 222/416, 137/153
International Classes:
G01N1/22
US Patent References:
2213521Reagent siphon
Foreign References:
SE2067A
DE80832C